*SUPPORT*
IN: dax dax OUT: PURPLE PURPLE
IN: zup dax tufa OUT: BLUE PURPLE BLUE PURPLE BLUE PURPLE BLUE PURPLE
IN: dax tufa OUT: PURPLE PURPLE PURPLE PURPLE
IN: blicket kiki tufa OUT: GREEN YELLOW GREEN YELLOW GREEN YELLOW GREEN YELLOW
IN: kiki OUT: YELLOW
IN: zup fep OUT: BLUE BLUE BLUE BLUE
IN: kiki fep OUT: YELLOW YELLOW YELLOW YELLOW
IN: blicket dax fep OUT: GREEN PURPLE GREEN PURPLE GREEN PURPLE GREEN PURPLE
IN: kiki tufa OUT: YELLOW YELLOW YELLOW YELLOW
IN: dax OUT: PURPLE
IN: dax wif dax OUT: PURPLE PURPLE PURPLE PURPLE
IN: blicket dax OUT: GREEN PURPLE
IN: blicket wif blicket OUT: GREEN GREEN GREEN GREEN
IN: kiki zup OUT: YELLOW BLUE

*QUERY*
IN: zup OUT: BLUE
IN: zup tufa OUT: BLUE BLUE BLUE BLUE
IN: dax zup fep OUT: PURPLE BLUE PURPLE BLUE PURPLE BLUE PURPLE BLUE
IN: dax blicket OUT: PURPLE GREEN
IN: blicket fep OUT: GREEN GREEN GREEN GREEN
IN: dax fep OUT: PURPLE PURPLE PURPLE PURPLE
IN: blicket OUT: GREEN
IN: kiki zup fep OUT: YELLOW BLUE YELLOW BLUE YELLOW BLUE YELLOW BLUE
IN: blicket kiki fep OUT: GREEN YELLOW GREEN YELLOW GREEN YELLOW GREEN YELLOW
IN: kiki kiki OUT: YELLOW YELLOW

*GRAMMAR*
dax -> PURPLE 
 blicket -> GREEN 
 kiki -> YELLOW 
 zup -> BLUE 
 x1 fep -> [x1] [x1] [x1] [x1] 
 x1 tufa -> [x1] [x1] [x1] [x1] 
 x1 wif x2 -> [x1] [x2] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 